2023 GMC Sierra 1500 Technical Service Bulletins

1,264 technical service bulletins (TSBs) are on record for the 2023 GMC Sierra 1500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10240363Jul 31, 2023Transmission and drivetrain. This informational bulletin advises the technician of a possibly noise coming from the transmission oil pump.
• 10240361Jul 31, 2023Electrical system, Engine cooling. This informational bulletin provides a way for the technician to identify if the ECM has been modified.
• 10240359Jul 31, 2023Electrical system, Engine cooling. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
• 10240183Jul 28, 2023Suspension. This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
• 10240187Jul 27, 2023Body and structure. This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle.
• 10240184Jul 27, 2023Body and structure. This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment.
• 10240276Jul 25, 2023Engine cooling, Equipment. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineers listed regarding information to inform dealership personnel of elevated Warranty being seen on A/C compressors.
• 10239647Jul 21, 2023Transmission and drivetrain. This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
• 10239696Jul 19, 2023Electrical system, Transmission and drivetrain, Engine cooling. This service bulletin provides a procedure to repair wiring to correct customer concerns of Driveability, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (MIL) Illuminated.
• 10240792Jul 18, 2023Forward collision avoidance. This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
• 10239755Jul 17, 2023Seat belts. This service bulletin provides information on availability for a seat belt extender.
• 10239658Jul 17, 2023Equipment. This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
• 10239633Jul 14, 2023Engine cooling. This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.
• 10239629Jul 13, 2023Exterior lighting, Electrical system. This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box removed.
• 10240784Jul 12, 2023Electrical system, Exterior lighting. This Preliminary information communicates an issue where the aux switch "on" LED indicators do not illuminate within the aux switch if more than one aux switch is turned on. The aux switches do work regardless of how many are turned on, but the "on" LED indicator will only be illuminated in which ever aux switch is first pressed. Dealers are to reprogram the BCM to correct this concern.
• 10240782Jul 12, 2023Back-over prevention (rear camera), Body and structure. This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated into the cowl.
• 10239645Jul 12, 2023Electrical system, Equipment. This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME) FAQs.
• 10239639Jul 12, 2023Exterior lighting, Equipment. This technical bulletin provides repair information to correct a customer concern of Electronic Lighting Control Module Loose or Hanging out of BCM Bracket.
• 10239638Jul 12, 2023Equipment, Electrical system. This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.
• 10240778Jul 5, 2023Visibility (wipers, defrost, mirrors). This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
• 10239188Jun 30, 2023Engine, Other or unknown. This Preliminary information communicates the possibility of dtc U060F or U1345 being set as current or history and clearing the codes then evaluating to confirm they do not return Engineering investigating root cause of condition
• 10239124Jun 30, 2023Body and structure. This service bulletin provides information on Paintless Dent Repair Process.
• 10239116Jun 30, 2023Equipment, Electrical system. This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
• 10239113Jun 30, 2023Equipment, Exterior lighting, Electrical system, Engine cooling. This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
• 10239101Jun 30, 2023Engine cooling. This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 10239121Jun 29, 2023Body and structure, Electrical system. This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening.
• 10239118Jun 29, 2023Electrical system, Engine cooling, Transmission and drivetrain. This service bulletin provides a procedure to repair wiring to correct customer concerns of Driveability, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (MIL) Illuminated.
• 10239112Jun 29, 2023Air bags, Electrical system. This technical bulletin provides a procedure to replace the air bag and air bag harness to correct a condition of Airbag Malfunction Warning and Airbag Malfunction Indicator Illuminated with DTC B0001-1B due to corrosion.
• 10239103Jun 29, 2023Transmission and drivetrain. This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
• 10239102Jun 29, 2023Electrical system. The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
• 10238342Jun 29, 2023Transmission and drivetrain. Service Update - Certain vehicles may have a condition in which the incorrect thrust washer was installed in the transmission input carrier. Dealers are to replace the transmission.
• 10239182Jun 28, 2023Transmission and drivetrain. This Preliminary information communicates the possibility of the reaction carrier as root cause for the noise.
• 10239117Jun 27, 2023Equipment, Electrical system. This technical bulletin provides repair information to correct a customer concern of UDV Cluster Software version 162.3.
• 10239177Jun 26, 2023Engine cooling. This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.
• 10239172Jun 20, 2023Exterior lighting. This Preliminary information communicates to the dealers information related to a Malfunction Indicator Lamp (MIL) Illuminated During Cold Ambient Temperatures with DTCs P30C3 and/or P30BF P30C7 P30CB Setting.
• 10239171Jun 20, 2023Back-over prevention (rear camera). This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 152. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
• 10239170Jun 20, 2023Visibility (wipers, defrost, mirrors). This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.
• 10239167Jun 19, 2023Equipment. This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
• 10239087Jun 19, 2023Engine cooling. This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Canister.
• 10239048Jun 16, 2023Electrical system. This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.
• 10239161Jun 14, 2023Visibility (wipers, defrost, mirrors). This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.
• 10239046Jun 14, 2023Transmission and drivetrain, Engine cooling. This informational bulletin advises the technician of a possibly noise coming from the transmission oil pump.
• 10238190Jun 14, 2023Equipment. This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
• 10239158Jun 13, 2023Transmission and drivetrain. This Preliminary information communicates the possibility of the reaction carrier as root cause for the noise.
• 10239053Jun 12, 2023Electrical system, Engine cooling, Transmission and drivetrain. This service bulletin provides a procedure to repair wiring to correct customer concerns of Driveability, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (MIL) Illuminated.
• 10239039Jun 12, 2023Equipment, Electrical system. This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs.
• 10239153Jun 9, 2023Equipment. This Preliminary information communicates to dealers that the Customers may notice audio that is choppy or delayed, GM engineering is aware of the issue and working on a resolution.
• 10237963Jun 9, 2023Equipment, Engine cooling, Visibility (wipers, defrost, mirrors). This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard information to inform dealership personal on elevated Warranty being seen on A/C compressors.
• 10237960Jun 8, 2023Equipment. This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).
• 10237944Jun 8, 2023Electrical system, Lane departure, Forward collision avoidance, Exterior…. This service bulletin provides repair information to correct a customer concern of Lane Keep Assist Unavailable / Adaptive Cruise Control Inop / Service Driver Assist Systems / Amber Front Collision Icon On / Dead Battery / No Crank / Front View Camera / Auto Start Stop Inop / Unable to Complete Camera Learn Stops At 94% /DTC U3000 44 49 54 and/or 57.

← All problems reported for the 2023 GMC Sierra 1500